CVE-2025-54874: uclouvain openjpeg Use of Uninitialized Variable
CVSS: 9.8v3.1CriticalModified
AliasesALPINE-CVE-2025-54874SUSE-SU-2026:21995-1RHSA-2025:13944UBUNTU-CVE-2025-54874DEBIAN-CVE-2025-54874CGA-frv2-6jc7-49pwCGA-hmrr-w85r-3ph4
Published 05-08-2025Last modified 26-02-2026
Vulnerability summary
CVE-2025-54874 is a critical (CVSS 9.8) Use of Uninitialized Variable vulnerability in uclouvain openjpeg. EPSS estimates a 0.63% chance of exploitation in the next 30 days, higher than 49.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.63%
0%100%
Low · -0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 3 · Related 5Timeline
- 05-08-2025PublishedVulnerability first disclosed.
- 26-02-2026Last modifiedVulnerability information updated.
Description
OpenJPEG is an open-source JPEG 2000 codec. In OpenJPEG from 2.5.1 through 2.5.3, a call to opj_jp2_read_header may lead to OOB heap memory write when the data stream p_stream is too short and p_image is not initialized.
CVSS metrics
10 scores · 8 sources · 2 versionsMedium 6.6Preferred score · CVE.org (CNA)
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:PSources5 sources · 6.6–7.5
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:PDiffers
- OSV · WolfiEcosystem advisory · calculated7.5HighCVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:PDiffers
- OSV · ChainguardEcosystem advisory · calculated7.5HighCVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:PDiffers
- NVDNIST6.6MediumCVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Critical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources5 sources · 8.0–9.8
- OSV · AlpineEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · Red hatEcosystem advisory · calculated8.0HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.63%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
-0.01 pp
From 0.64% on 21-09-2026
21-09-202621-10-2026
EPSS score0.63%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundGhsl 2025 057 Opencv
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Redhat6 products
- openjpeg2< 0:2.5.2-4.el10_0.1
- openjpeg2-debuginfo< 0:2.5.2-4.el10_0.1
- openjpeg2-debugsource< 0:2.5.2-4.el10_0.1
- openjpeg2-devel< 0:2.5.2-4.el10_0.1
- openjpeg2-tools< 0:2.5.2-4.el10_0.1
Ubuntu5 products
- blenderAll versions (No fix recorded)
- insighttoolkit4All versions (No fix recorded)
- openjpeg2< 2.5.3-2.1
- qtwebengine-opensource-srcAll versions (No fix recorded)
- texmakerAll versions (No fix recorded)
Suse2 products
- openjpeg2&distro=SUSE Linux Enterprise Server 16.0< 2.5.3-160000.4.1
- openjpeg2&distro=SUSE Linux Enterprise Server for SAP applications 16.0< 2.5.3-160000.4.1
Alpine1 product
- openjpeg< 2.5.4-r0 | < 2.5.3-r1
Chainguard1 product
- openjpeg< 2.5.3-r2
Debian1 product
- openjpeg2< 2.5.3-2.1~deb13u1 | < 2.5.3-2.1
Uclouvain1 product
- openjpeg≥ 2.5.1, ≤ 2.5.3 | ≤ 2.5.3
Wolfi1 product
- openjpeg< 2.5.3-r2
8 vendors · 18 products
References
19 links- github.com/uclouvain/openjpeg/commit/f809b80c67717c152a5ad30bf06774f00da4fd2dX Refsource CONFIRMARTICLEFIXPatch
- securitylab.github.com/advisories/GHSL-2025-057_OpenCVX Refsource MISCARTICLEAdvisoryExploitThird Party Advisory
